Defrosting tool for outdoor unit of air conditioner

Abstract

The utility model discloses an air conditioner outdoor unit defrosting tool which comprises a defrosting assembly installed in a machine shell of an air conditioner outdoor unit and used for defrosting the interior of the air conditioner outdoor unit. The defrosting assembly comprises an oil supply tank, an oil supply pipe, two defrosting plates and an oil return pipe, and the two defrosting plates are arranged side by side and correspondingly installed at the top and the bottom of the interior of the machine shell. A defrosting assembly is arranged in a machine shell on the air conditioner outdoor unit, so that the defrosting assembly adopts an independent heating system, an oil supply tank on the defrosting assembly outputs heated heat preservation oil, the heated heat preservation oil enters two defrosting plates made of metal materials, and high-temperature gas output by the defrosting plate located at the bottom is made to enter the two defrosting plates made of metal materials from bottom to top. According to the defrosting tool for the air conditioner outdoor unit, the heat radiator on the air conditioner outdoor unit is heated and defrosted, and the defrosting plate on the upper portion vaporizes vapor inlet generated by the high temperature, so that the vapor is discharged in the rotating process of the fan, and the defrosting efficiency and the defrosting effect of the defrosting tool on the air conditioner outdoor unit are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of defrosting an outdoor unit of an air conditioner, in particular to a defrosting tool for an outdoor unit of an air conditioner. Background Art

[0002] When using an air conditioner in winter, the outdoor unit hanging outdoors is prone to frost or freezing, especially when the ambient temperature is low. A thick layer of frost on the outdoor unit's heat exchanger reduces the air conditioner's heating capacity, while prolonged defrosting cycles can cause noticeable stuttering in indoor heating, resulting in a poor heating experience.

[0003] The existing air-conditioning outdoor unit defrosting tool (an air-conditioning outdoor unit defrosting device with application number 202023320016.0) is a device that defrosts the outdoor unit by setting a heating wire in the air-conditioning outdoor unit. However, such a defrosting tool occupies the space of the air-conditioning outdoor unit, and the defrosting tool is not set as an independent heating system, so that the air-conditioning outdoor unit is defrosted at a constant temperature when the outdoor temperature is below 0 degrees Celsius, and the heating of the air-conditioning indoor unit is affected, thereby affecting the heating effect of the air-conditioning. Utility Model Content

[0004] In view of the above-mentioned defects or deficiencies in the prior art, it is desired to provide an air-conditioning outdoor unit defrost tool to solve the technical problem that the existing air-conditioning outdoor unit defrost tool occupies the space of the air-conditioning outdoor unit and the defrost tool is not set as an independent heating system, so that the air-conditioning outdoor unit is defrosted at a constant temperature when the outdoor temperature is below 0 degrees, and the heating of the air-conditioning indoor unit is affected, thereby affecting the heating effect of the air-conditioning.

[0005] According to the technical solution provided in the embodiment of the present application, a defrosting tool for an air conditioner outdoor unit includes a defrosting assembly installed in a casing of the air conditioner outdoor unit and used for defrosting the interior of the air conditioner outdoor unit;

[0006] The defrost assembly includes an oil supply tank, an oil supply pipe, two defrost plates and an oil return pipe. The two defrost plates are installed in parallel and correspondingly at the top and bottom of the interior of the casing, and the oil supply pipe and the oil return pipe are respectively connected to the oil inlet and oil outlet on the two defrost plates for inputting and discharging the insulation oil on the two defrost plates. The oil supply pipe and the oil return pipe are respectively connected to the heating chamber and the recovery chamber on the oil supply tank so that the insulation oil in the oil supply tank circulates into the two defrost plates for heating and defrosting the interior of the air conditioner outdoor unit.

[0007] The defrost plate has a plurality of grooves on its surface, and the grooves are arranged in parallel and at intervals to increase the heating area of ​​the surface of the defrost plate;

[0008] A plurality of mixing mechanisms are installed in parallel and at intervals inside the defrost plate and are used for conveying and mixing the insulation oil inside each heating cavity.

[0009] Furthermore, the interior of the defrost plate is a hollow structure, and the heating chamber inside it is also equipped with a plurality of partitions, which divide the heating chamber into a plurality of branch chambers, so that the plurality of partitions and the plurality of branch chambers form a meandering heating path in the heating chamber.

[0010] Furthermore, a corresponding mixing mechanism is installed in each branch cavity, so that the mixing mechanism can transport and mix the insulation oil in the branch cavity.

[0011] Furthermore, the mixing mechanism includes a connecting rod and a plurality of mixing blades, and the plurality of mixing blades are installed on the connecting rod in parallel and at intervals.

[0012] Furthermore, the oil supply pipe includes a first liquid delivery pipe and two first branches, the two first branches are connected to the first liquid delivery pipe, and each first branch is installed with a corresponding first valve so that the first valve controls the opening and closing of the first branch.

[0013] Furthermore, the oil return pipe includes a second liquid delivery pipe and two second branches, the two second branches are connected to the second liquid delivery pipe, and each second branch is installed with a corresponding second valve so that the second valve controls the opening and closing of the second branch.

[0014] Furthermore, a filter is installed between the heating chamber and the recovery chamber for filtering the recovered insulation oil.

[0015] Furthermore, the defrost plate is made of metal.

[0016] In summary, the beneficial effects of this application are:

[0017] First, a defrost assembly is arranged inside the casing of the air-conditioning outdoor unit, so that the defrost assembly adopts an independent heating system, so that the oil supply tank on the defrost assembly outputs heated insulation oil, which enters two metal defrost plates respectively, so that the high-temperature gas output by the defrost plate at the bottom heats and defrosts the radiator on the air-conditioning outdoor unit from bottom to top, and the high temperature generated by the defrost plate at the upper part vaporizes the increased water vapor intake, which is then discharged during the rotation of the fan, thereby improving the defrosting efficiency and defrosting effect of the defrost tool on the air-conditioning outdoor unit;

[0018] Second, by setting the surface of the defrost plate into a wavy structure, the contact area between the defrost plate and the air is increased, the air conditioner outdoor unit casing is heated and defrosted in time, and the defrosting efficiency of the defrost tool on the air conditioner outdoor unit is improved;

[0019] 3. At the same time, the heat preservation oil on the defrost assembly is circulated into the defrost plate to keep the inside of the defrost plate at a constant temperature for defrosting, and to provide constant temperature protection for the inside of the casing to prevent the outdoor unit from freezing again after defrosting, which would affect the normal operation of the air conditioner outdoor unit.

[0020] Fourth, a mixing mechanism is provided in each branch cavity inside the defrost plate so that the mixing mechanism mixes the insulation oil entering the defrost plate to prevent uneven temperature from affecting the defrosting effect of the air conditioner outdoor unit. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Other features, objects and advantages of the present application will become more apparent upon reading the detailed description of non-limiting embodiments made with reference to the following drawings:

[0022] Figure 1 This is a schematic diagram of the installation structure of the utility model and the air conditioner outer casing;

[0023] Figure 2 This is a schematic diagram of the structure of the utility model;

[0024] Figure 3 This is a schematic diagram of the cross-sectional structure of this utility model;

[0025] Figure 4 for Figure 3 Enlarged view of point A in the middle.

[0026] Numbers in the figure: defrost assembly-100, oil supply tank-110, heating chamber-111, recovery chamber-112, oil supply pipe-120, first liquid delivery pipe-121, first branch pipe-122, defrost plate-130, groove-131, partition-132, oil return pipe-140, second liquid delivery pipe-141, second branch pipe-142, mixing mechanism-150, connecting rod-151, mixing blade-152, casing-200. DETAILED DESCRIPTION

[0027] The present application will be further described in detail below with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are merely for the purpose of explaining the relevant utility model and are not intended to limit the utility model. It should also be noted that, for ease of description, only the portions relevant to the utility model are shown in the accompanying drawings.

[0028] It should be noted that, in the absence of conflict, the embodiments and features of the embodiments in this application can be combined with each other. The present application will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0029] A defrosting tool for an air conditioner outdoor unit, the structure of which is as follows Figure 1-Figure 4As shown, it includes a defrost assembly 100, which is installed in the casing 200 of the air conditioner outdoor unit and is used for defrosting the interior of the air conditioner outdoor unit; the defrost assembly 100 includes an oil supply box 110, an oil supply pipe 120, two defrost plates 130 and an oil return pipe 140, the two defrost plates 130 are arranged in parallel and correspondingly installed at the top and bottom of the casing 200, and the oil supply pipe 120 and the oil return pipe 140 are respectively connected to the oil inlet and oil outlet on the two defrost plates 130, for inputting and discharging the insulation oil on the two defrost plates 130, and the oil supply pipe 120 and The return oil pipe 140 is respectively connected to the heating chamber 111 and the recovery chamber 112 on the oil supply tank 110, so that the insulation oil in the oil supply tank 110 circulates into the two defrost plates 130 for heating and defrosting inside the air conditioner outdoor unit; the defrost plate 130 is provided with a plurality of grooves 131 on its surface, and the plurality of grooves 131 are arranged in parallel and at intervals to increase the heating area of ​​the surface of the defrost plate 130; a plurality of mixing mechanisms are installed in parallel and at intervals inside the defrost plate 130 to transport and mix the insulation oil inside each heating chamber 111.

[0030] When the defrost tool is defrosting the air conditioner outdoor unit, the defrost assembly 100 on the defrost tool is started, so that the heating wire installed in the oil supply box 110 heats the insulation oil in the heating chamber 111, so that the heated insulation oil is pumped into the oil supply pipe 120 through the oil pump, so that the insulation oil is respectively input into the two defrost plates 130 installed at the upper and lower ends of the casing 200, so that the insulation oil flows along the meandering heating path inside the defrost plate 130, so that the insulation oil heats the defrost plate 130 and then enters the return oil pipe 140, and enters the recovery chamber 112 in the oil supply box 110 from the return oil pipe 140, so that the defrost tool circulates to heat and defrost the inside of the air conditioner outdoor unit, and the independent heating circulation system allows defrosting without turning off the heating operation of the indoor air conditioner, thereby improving the heating effect of the air conditioner. At the same time, the circulating defrost assembly 100 can provide constant temperature protection for the air conditioner outdoor unit after defrosting to prevent it from freezing again and affecting the heating operation of the air conditioner.

[0031] As a preferred embodiment, please refer to Figure 3 and Figure 4 The interior of the defrost plate 130 is a cavity structure, and the heating chamber 111 inside it is also equipped with a number of partitions 132, which divide the heating chamber 111 into a number of branch chambers, so that the partitions 132 and the branch chambers form a meandering heating path in the heating chamber 111, so that the heated insulation oil moves along the meandering heating path to exchange heat with the metal defrost plate 130.

[0032] As a preferred embodiment, please refer to Figure 3 and Figure 4A corresponding mixing mechanism is also installed in each branch cavity to enable the mixing mechanism to transport and mix the insulation oil in the branch cavity to prevent uneven temperature and affect the defrosting effect of the air conditioner outdoor unit.

[0033] As a preferred embodiment, please refer to Figure 3 and Figure 4 The mixing mechanism includes a connecting rod 151 and a plurality of mixing blades 152. The plurality of mixing blades 152 are installed on the connecting rod 151 in parallel and at intervals, so that the insulation oil flowing along the meandering heating path drives the plurality of mixing blades 152 to rotate, so that the plurality of rotating mixing blades 152 can mix the flowing insulation oil while transporting it, thereby preventing the internal temperature of the defrost plate 130 from being uneven, which would affect the defrosting effect of the air conditioner outdoor unit.

[0034] As a preferred embodiment, please refer to Figure 2 and Figure 3 When the heated insulation oil in the oil supply tank 110 is pumped into the oil supply pipe 120, the insulation oil enters the two connected first branch pipes 122 from the first liquid delivery pipe 121 on the oil supply pipe 120, and each first branch pipe 122 is installed with a corresponding first valve, so that the first valve controls the opening of the first branch pipe 122 to allow the insulation oil to enter each defrost plate 130. When the first valve is closed, the first branch pipe 122 is closed and the insulation oil does not circulate.

[0035] As a preferred embodiment, please refer to Figure 2 and Figure 3 The oil return pipe 140 includes a second liquid delivery pipe 141 and two second branches 142. The two second branches 142 are connected to the second liquid delivery pipe 141, and each second branch pipe 142 is installed with a corresponding second valve so that the second valve controls the opening and closing of the second branch pipe 142. When the heated insulation oil is input into the defrost plate 130, the insulation oil performs heat exchange and defrosting on the defrost plate 130, and the insulation oil after heat exchange enters each second branch pipe 142, so that the insulation oil in each second branch pipe 142 enters the second liquid delivery pipe 141, thereby inputting the insulation oil into the recovery chamber 112 in the oil supply tank 110 for collection. The first valve and the second valve are both solenoid valves, which are electrically connected to the temperature control system on the air-conditioning outdoor unit for timely adjusting the delivery flow of the insulation oil.

[0036] As a preferred embodiment, please refer to Figure 3 A filter is installed between the heating chamber 111 and the recovery chamber 112 so that the recovered insulation oil can be filtered and then enter the heating chamber 111 , so that the insulation oil can be circulated and input into the two defrost plates 130 .

[0037] As a preferred embodiment, please refer to Figure 2 and Figure 3The defrost plate 130 is made of metal so that the defrost plate 130 can heat and defrost the frost inside the air conditioner outdoor unit casing 200 in time.

[0038] The working principle of this utility model is:

[0039] When the defrost tool is defrosting the air conditioner outdoor unit, the defrost assembly 100 on the defrost tool is started, so that the heating wire installed in the oil supply box 110 heats the insulation oil in the heating chamber 111, so that the heated insulation oil is pumped into the first liquid infusion pipe 121 on the oil supply pipe 120 through the oil pump, so that the first liquid infusion pipe 121 respectively inputs the heated insulation oil into the two first branch pipes 122, so that the insulation oil is respectively input into the two defrost plates 130 installed at the upper and lower ends of the casing 200, so that the insulation oil flows along the meandering heating path formed by the several partitions 132 inside the defrost plate 130, and during the flow, the mixing mechanism installed in each branch chamber of the defrost plate 130 is driven to start, so that the several mixing blades 152 on the mixing mechanism rotate along the connecting rod 151, and the insulation oil in each branch chamber is transported and mixed, so that the high temperature generated by the defrost plate 130 at the bottom heats the gas in the casing 200, so that the heated gas The frost formed on the radiator at low temperature is melted and vaporized, and the vaporized water is discharged through the rotation of the fan installed on the air-conditioning outdoor unit. The defrost plate 130 installed on the top of the casing 200 melts the frost on the top of the casing 200 to keep the air-conditioning casing 200 in a frost-free state. The insulation oil after heat exchange flowing in each defrost plate 130 enters the return oil pipe 140, and enters the second liquid infusion pipe 141 from each second branch pipe 142 on the return oil pipe 140, and enters the recovery chamber 112 in the oil supply tank 110 from the second infusion pipe 141 for collection, so that the insulation oil is filtered in the recovery chamber 112 and then pumped into the heating chamber 111, so that the defrost tool circulates to heat and defrost the inside of the air-conditioning outdoor unit, and the independent heating circulation system does not need to turn off the indoor air-conditioning to perform defrosting, thereby improving the heating effect of the air-conditioning. At the same time, the cyclic defrost component 100 can perform constant temperature protection on the air-conditioning outdoor unit after defrosting to prevent it from freezing again and affecting the heating operation of the air-conditioning.

[0040] The beneficial effects of the utility model are:

[0041] First, by arranging the defrost assembly 100 inside the casing 200 on the air conditioner outdoor unit, the defrost assembly 100 adopts an independent heating system, so that the oil supply tank 110 on the defrost assembly 100 outputs the heated insulation oil, which respectively enters the two metal defrost plates 130, so that the high-temperature gas output by the defrost plate 130 at the bottom heats and defrosts the radiator on the air conditioner outdoor unit from bottom to top, and the defrost plate 130 at the top vaporizes the increased water vapor intake air with the generated high temperature, and then discharges it during the rotation of the fan, thereby improving the defrosting efficiency and defrosting effect of the defrost tool on the air conditioner outdoor unit;

[0042] Second, by setting the surface of the defrost plate 130 into a wavy structure, the contact area between the defrost plate 130 and the air is increased, and the air conditioner outdoor unit casing 200 is heated and defrosted in time, thereby improving the defrosting efficiency of the defrost tool for the air conditioner outdoor unit;

[0043] 3. At the same time, the heat preservation oil on the defrost assembly 100 is circulated into the defrost plate 130 to keep the interior of the defrost plate 130 at a constant temperature for defrosting, and to provide constant temperature protection for the interior of the housing 200 to prevent the outdoor unit from freezing again after defrosting, thereby affecting the normal operation of the air conditioner outdoor unit;

[0044] Fourth, by setting a mixing mechanism in each branch cavity inside the defrost plate 130, the mixing mechanism mixes the insulation oil entering the defrost plate 130 to prevent uneven temperature from affecting the defrosting effect of the air conditioner outdoor unit.

[0045] The above description is merely an illustration of the preferred embodiments of this application and the technical principles employed. Furthermore, the scope of the utility model disclosed in this application is not limited to the technical solutions formed by the specific combination of the above-mentioned technical features. It also encompasses other technical solutions formed by any combination of the above-mentioned technical features or their equivalents without departing from the concept of the utility model. For example, a technical solution formed by replacing the above-mentioned features with (but not limited to) technical features with similar functions disclosed in this application.

Claims

1. A defrosting tool for an air conditioner outdoor unit, comprising a defrosting assembly (100) installed in a housing (200) of the air conditioner outdoor unit and used for defrosting the interior of the air conditioner outdoor unit, wherein: The defrost assembly (100) comprises an oil supply tank (110), an oil supply pipe (120), two defrost plates (130) and an oil return pipe (140), wherein the two defrost plates (130) are arranged in parallel and correspondingly mounted on the top and bottom of the interior of the housing (200), and the oil supply pipe (120) and the oil return pipe (140) are respectively connected to the oil inlet and the oil outlet on the two defrost plates (130) for inputting and discharging the insulation oil on the two defrost plates (130), and the oil supply pipe (120) and the oil return pipe (140) are respectively connected to the heating chamber (111) and the recovery chamber (112) on the oil supply tank (110) so that the insulation oil in the oil supply tank (110) circulates into the two defrost plates (130) for heating and defrosting the interior of the air conditioner outdoor unit; The defrost plate (130) is provided with a plurality of grooves (131) on its surface, and the plurality of grooves (131) are arranged in parallel and at intervals, so as to increase the heating area of ​​the surface of the defrost plate (130); A plurality of mixing mechanisms (150) are installed in parallel and at intervals inside the defrost plate (130) and are used for conveying and mixing the insulation oil inside each heating chamber (111).

2. The air conditioner outdoor unit defrosting tool according to claim 1, characterized in that: The interior of the defrost plate (130) is a hollow structure, and the heating chamber (111) inside the defrost plate (130) is further provided with a plurality of partitions (132), and the plurality of partitions (132) divide the heating chamber (111) into a plurality of branch chambers, so that the plurality of partitions (132) and the plurality of branch chambers form a meandering heating path in the heating chamber (111).

3. The defrosting tool for an air conditioner outdoor unit according to claim 2, characterized in that: A corresponding mixing mechanism (150) is also installed in each branch cavity, so that the mixing mechanism (150) can transport and mix the insulation oil in the branch cavity.

4. The defrosting tool for an air conditioner outdoor unit according to claim 1, characterized in that: The mixing mechanism (150) comprises a connecting rod (151) and a plurality of mixing blades (152), wherein the plurality of mixing blades (152) are installed on the connecting rod (151) in parallel and at intervals.

5. The defrosting tool for an air conditioner outdoor unit according to claim 1, characterized in that: The oil supply pipe (120) comprises a first liquid delivery pipe (121) and two first branch pipes (122). The two first branch pipes (122) are connected to the first liquid delivery pipe (121), and each first branch pipe (122) is installed with a corresponding first valve so that the first valve controls the opening and closing of the first branch pipe (122).

6. The defrosting tool for an air conditioner outdoor unit according to claim 1, characterized in that: The oil return pipe (140) comprises a second liquid delivery pipe (141) and two second branch pipes (142). The two second branch pipes (142) are connected to the second liquid delivery pipe (141), and each second branch pipe (142) is installed with a corresponding second valve so that the second valve controls the opening and closing of the second branch pipe (142).

7. The defrosting tool for an air conditioner outdoor unit according to claim 1, characterized in that: A filter is installed between the heating chamber (111) and the recovery chamber (112) for filtering the recovered insulation oil.

Images